package com.chen.diy;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

//方式三：使用注解实现AOP
//标注这个类是切面
@Aspect
public class AnnotationPointCut {
@Before("execution(* com.chen.service.UserServiceImpl.*(..))")
    public void before(){
        System.out.println("方法之前");
    }
    @After("execution(* com.chen.service.UserServiceImpl.*(..))")
    public void after(){
        System.out.println("方法之后");
    }
    @Around("execution(* com.chen.service.UserServiceImpl.*(..)))")
    public void around(ProceedingJoinPoint jp) throws Throwable {
        System.out.println("环绕前");
//        执行方法
       Object proceed=jp.proceed();
        System.out.println("环绕后");
    }
}
